(19)

(11)

EP 4 051 940 A2

(12)

(88) Date of publication A3: 01.07.2021 (43) Date of publication: 07.09.2022 Bulletin 2022/36 (21) Application number: 20883296.4 (22) Date of filing: 28.10.2020

(51) International Patent Classification (IPC):  F16L 27/08(2006.01) F16C 35/06(2006.01) B05B 3/14(2006.01) A62C 31/02(2006.01) F16D 33/00(2006.01) B05B 3/16(2006.01) A62C 31/24(2006.01) (52) Cooperative Patent Classification (CPC): F16C 19/06; F16C 19/364; F16C 35/063; F16C 35/067; A62C 31/28 (86) International application number: PCT/IB2020/060106 (87) International publication number: WO 2021/084442 (06.05.2021 Gazette 2021/18)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 29.10.2019 US 201962927333 P (71) Applicant: Tyco Fire Products LP Lansdale, Pennsylvania 19446 (US)	(72) Inventors: MAAS, JR., Karl Peshtigo, Wisconsin 54157 (US) STASZAK, Adam Marinette, Wisconsin 54143 (US) (74) Representative: Trinks, Ole  Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB Postfach 10 26 05 86016 Augsburg 86016 Augsburg (DE)